Cute but dangerous animals

Poisonous puffer fish

Pufferfish seem attractive and innocent, but they can kill humans through their poison, so fishers should wear thick gloves to avoid being bitten by these fish, as there is nothing to cure the poison resulting from biting, as it leads to suffocation through A paralyzed diaphragm.

The danger of domestic cats

Cats may pose a danger to pregnant women. They cause toxoplasmosis, a type of infection transmitted to humans through the feces, which causes serious problems in pregnant women, including miscarriage.

Animals that do not have red blood

Ice crocodile fish

Crocodile Icefish is characterized by its colorless blood, as it does not contain hemoglobin, and this fish lives in the vicinity of Antarctica. Since the cold water is rich in oxygen more than warm water, this fish absorbs oxygen directly from the ocean water and transports it For its bloodstream without the need for the presence of red blood cells, and this was proven by the biologist Ditlef Rustad in 1928 when he dissected one of these fish, as Rostd explained that the absorption of oxygen in the cold water of the ice crocodile fish does not need the presence of red blood cells to move between The cells of the body of this fish.

Octopus

Octopus belongs to invertebrate animals and is characterized by the blue color of its blood because its blood contains hemocyanin instead of hemoglobin. In contrast, hemoglobin contains iron atoms; hemocyanin contains copper protein, which is why the blue blood in octopus When the blood is mixed With the oxygen resulting from transporting the oxygen to the bloodstream of the octopus, the copper turns blue. It is worth noting that the octopus uses the protein that contains copper to maintain its life in deep and cold sea environments.

Wonderland queen bee

The queen bee can produce her body weight from eggs daily so that the task of laying her eggs begins about forty-eight hours after mating. The average number of eggs that the queen produces per day is 1500 eggs, so the total of what the queen bee can produce from eggs throughout her life may reach a million eggs, so the queen cannot perform any other tasks.

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